The next generation YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations for dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride, and temperature. Also a very powerful lab instrument for BODs, pH, and ORP.
The YSI ProPlus can be directly deployed for surface water applications or used with a flow cell for groundwater programs.
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Horiba U-22 YSI 556